/*************************************************************************
 MIT License

 Copyright(c) 2019 Joker2770

 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files(the "Software"), to deal
 in the Software without restriction, including without limitation the rights
 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 copies of the Software, and to permit persons to whom the Software is
 furnished to do so, subject to the following conditions :

 The above copyright notice and this permission notice shall be included in all
	 copies or substantial portions of the Software.

	 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
	 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
	 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.IN NO EVENT SHALL THE
	 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
	 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
	 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
	 SOFTWARE.

    > File Name: StudentsManageSystem.h
    > Author: Joker2770
    > Mail: 18608842770@163.com 
    > Created Time: Sun 04 Mar 2018 10:10:59 AM DST
 ************************************************************************/

#define _CRT_SECURE_NO_WARNINGS

#include<stdio.h>
#include<stdlib.h>


typedef struct tagStudent
{
	char szName[20];
	int	nStuNum;
	int nAge;
	int nScore;
}Student;

typedef struct tagNode
{
	Student stu;
	struct tagNode* pNext;//point to next student
}Node;

Node *g_pHead = NULL;	//head node

//insert students information
void InputStudent();
void PrintStudent();
void SaveStudent();
void DeleteStudent(int);
int countStudent();
